import { ScalePhotoTouchEdgeState } from './type';
export declare function getSuitableImageSize(naturalWidth: number, naturalHeight: number, rotate: number): {
    width: number;
    height: number;
};
export declare function getAnimateOrigin(originElement: HTMLElement): string;
export declare function handleContinueClick(singleClick: (...args: any[]) => void, doubleClick: (...args: any[]) => void): (...args: any[]) => void;
export declare function getScalePhotoTouchEdgeState(position: number, photoSize: number, innerSize: number, scale: number): ScalePhotoTouchEdgeState;
interface ComputedYAxisMovePositionParams {
    currentX: number;
    currentY: number;
    nextClientX: number;
    nextClientY: number;
    moveX?: number;
    moveY?: number;
    fromScale?: number;
    toScale?: number;
}
export declare function computedYAxisMoveOrScaleMovePosition(params: ComputedYAxisMovePositionParams): {
    currentX: number;
    currentY: number;
    lastClientX: number;
    lastClientY: number;
    scale: number;
};
interface CorrectSuitablePositionParams {
    currentX: number;
    currentY: number;
    scale: number;
}
export declare function getCorrectedPosition({ currentX, currentY, scale }: CorrectSuitablePositionParams): {
    currentX: number;
    currentY: number;
};
interface Slide2PositionParams {
    currentX: number;
    currentY: number;
    scale: number;
    width: number;
    height: number;
    rotate: number;
}
export declare function scaleMoveBack2NormalArea({ currentX, currentY, scale, width, height, rotate }: Slide2PositionParams): {
    currentX: number;
    currentY: number;
};
interface InertiaSlideParams {
    currentX: number;
    clientX: number;
    clientY: number;
    currentY: number;
    startTouchTime: number;
    startClientX: number;
    startClientY: number;
}
export declare function inertiaSlide(params: InertiaSlideParams): {
    planX: number;
    planY: number;
};
export {};